From 7fb077ff2f3e6fa70f3d2afaf88eda17341ef66b Mon Sep 17 00:00:00 2001
From: John Sully <john@csquare.ca>
Date: Tue, 29 Mar 2022 12:17:13 -0400
Subject: [PATCH] Fix issue with AE unlocking in beforeSleep

---
 src/server.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/server.cpp b/src/server.cpp
index 53d6fadd8..d10dec038 100644
--- a/src/server.cpp
+++ b/src/server.cpp
@@ -2926,12 +2926,14 @@ void beforeSleep(struct aeEventLoop *eventLoop) {
 
     std::unique_lock<fastlock> ul(g_lockasyncfree);
     if (listLength(g_pserver->clients_to_close)) {
+        ul.unlock();
         locker.disarm();
         handleClientsWithPendingWrites(iel, aof_state);
         locker.arm();
         fSentReplies = true;
+    } else {
+        ul.unlock();
     }
-    ul.unlock();
     
     if (!serverTL->gcEpoch.isReset())
         g_pserver->garbageCollector.endEpoch(serverTL->gcEpoch, true /*fNoFree*/);